[win] Change app launcher profile indicator to be a menu.

ui/app_list/views/app_list_menu_views.cc

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/app_list/views/app_list_menu_views.h"
+
+#include "grit/ui_resources.h"
+#include "ui/app_list/app_list_view_delegate.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/views/controls/button/menu_button.h"
+#include "ui/views/controls/image_view.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/controls/menu/menu_config.h"
+#include "ui/views/controls/menu/menu_item_view.h"
+#include "ui/views/controls/menu/submenu_view.h"
+#include "ui/views/layout/grid_layout.h"
+
+using views::MenuItemView;
+
+namespace app_list {
+
+namespace {
+
+class CurrentUserView : public views::View {
+ public:
+  CurrentUserView(const string16& user_name,
+                  const string16& user_email,
+                  const gfx::ImageSkia& icon) {
+    const views::MenuConfig& menu_config = views::MenuConfig::instance(NULL);
+    views::GridLayout* layout = new views::GridLayout(this);
+    int item_right_padding = menu_config.label_to_arrow_padding +
+                             menu_config.arrow_width +
+                             menu_config.arrow_to_edge_padding;
+
+    layout->SetInsets(0, 0, 0, item_right_padding);
+    SetLayoutManager(layout);
+
+    views::ColumnSet* columns = layout->AddColumnSet(0);
+    columns->AddColumn(views::GridLayout::FILL,
+                       views::GridLayout::FILL,
+                       0,
+                       views::GridLayout::USE_PREF,
+                       0,
+                       menu_config.check_width + menu_config.item_left_margin);
+    columns->AddColumn(views::GridLayout::FILL,
+                       views::GridLayout::FILL,
+                       1,
+                       views::GridLayout::USE_PREF,
+                       0,
+                       0);
+
+    layout->StartRow(0, 0);
+    views::ImageView* image_view = new views::ImageView();
+    image_view->SetImage(icon);
+    layout->AddView(image_view);
+
+    views::Label* user_name_view = new views::Label(user_name);
+    user_name_view->SetHorizontalAlignment(gfx::ALIGN_LEFT);
+    layout->AddView(user_name_view);
+
+    layout->StartRow(0, 0);
+    views::Label* user_email_view = new views::Label(user_email);
+    user_email_view->SetHorizontalAlignment(gfx::ALIGN_LEFT);
+    user_email_view->SetEnabled(false);
+    layout->SkipColumns(1);
+    layout->AddView(user_email_view);
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(CurrentUserView);
+};
+
+class CurrentUserMenuItem : public MenuItemView {
+ public:
+  CurrentUserMenuItem(MenuItemView* parent,
+                      int id,
+                      const string16& user_name,
+                      const string16& user_email,
+                      const gfx::ImageSkia& icon)
+      : MenuItemView(parent, id, MenuItemView::NORMAL) {
+    AddChildView(new CurrentUserView(user_name, user_email, icon));
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(CurrentUserMenuItem);
+};
+
+class AppListMenuModelAdapter : public views::MenuModelAdapter {
+ public:
+  AppListMenuModelAdapter(ui::MenuModel* menu_model,
+                          AppListViewDelegate* delegate)
+      : views::MenuModelAdapter(menu_model),
+        delegate_(delegate) {}
+  virtual ~AppListMenuModelAdapter() {}
+
+  // Overridden from views::MenuModelAdapter:
+  MenuItemView* AppendMenuItem(MenuItemView* menu,
+                               ui::MenuModel* model,
+                               int index) OVERRIDE {
+    int id = model->GetCommandIdAt(index);
+    if (id != AppListMenu::CURRENT_USER)
+      return MenuModelAdapter::AppendMenuItem(menu, model, index);
+
+    ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+    MenuItemView* item = new CurrentUserMenuItem(
+        menu,
+        id,
+        delegate_->GetCurrentUserName(),
+        delegate_->GetCurrentUserEmail(),
+        *rb.GetImageSkiaNamed(IDR_APP_LIST_USER_INDICATOR));
+    menu->CreateSubmenu();
+    menu->GetSubmenu()->AddChildViewAt(item, index);
+    return item;
+  }
+
+ private:
+  AppListViewDelegate* delegate_;
+
+  DISALLOW_COPY_AND_ASSIGN(AppListMenuModelAdapter);
+};
+
+}  // namespace
+
+AppListMenuViews::AppListMenuViews(AppListViewDelegate* delegate)
+    : AppListMenu(delegate) {
+  menu_delegate_.reset(new AppListMenuModelAdapter(menu_model(), delegate));
+  menu_ = new MenuItemView(menu_delegate_.get());
+  menu_runner_.reset(new views::MenuRunner(menu_));
+  menu_delegate_->BuildMenu(menu_);
+}
+
+AppListMenuViews::~AppListMenuViews() {}
+
+void AppListMenuViews::RunMenuAt(views::MenuButton* button,
+                                 const gfx::Point& point) {
+  menu_runner_->RunMenuAt(button->GetWidget(), button,

[xiyuan, 2013/03/20 23:23:21]

nit: wrap the call with ignore_result(...) beacuse RunMenuAt has
WARN_UNUSED_RESULT.

+                          gfx::Rect(point, gfx::Size()),
+                          MenuItemView::TOPRIGHT, 0);
+}
+
+void AppListMenuViews::Cancel() {
+  menu_runner_->Cancel();
+}
+
+}  // namespace app_list